// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_PUBLIC_COMMON_PRESENTATION_SESSION_H_
#define CONTENT_PUBLIC_COMMON_PRESENTATION_SESSION_H_

#include <string>

#include "content/common/content_export.h"
#include "url/gurl.h"

namespace content {

enum PresentationConnectionState {
    PRESENTATION_CONNECTION_STATE_CONNECTING,
    PRESENTATION_CONNECTION_STATE_CONNECTED,
    PRESENTATION_CONNECTION_STATE_CLOSED,
    PRESENTATION_CONNECTION_STATE_TERMINATED
};

// TODO(imcheng): Use WENT_AWAY for 1-UA mode when it is implemented
// (crbug.com/513859).
enum PresentationConnectionCloseReason {
    PRESENTATION_CONNECTION_CLOSE_REASON_CONNECTION_ERROR,
    PRESENTATION_CONNECTION_CLOSE_REASON_CLOSED,
    PRESENTATION_CONNECTION_CLOSE_REASON_WENT_AWAY
};

// TODO(imcheng): Rename to PresentationConnectionInfo.
// Represents a presentation session that has been established via either
// browser actions or Presentation API.
struct CONTENT_EXPORT PresentationSessionInfo {
    PresentationSessionInfo(const GURL& presentation_url,
        const std::string& presentation_id);
    ~PresentationSessionInfo();

    const GURL presentation_url;
    const std::string presentation_id;
};

// Possible reasons why an attempt to create a presentation session failed.
enum PresentationErrorType {
    PRESENTATION_ERROR_NO_AVAILABLE_SCREENS,
    PRESENTATION_ERROR_SESSION_REQUEST_CANCELLED,
    PRESENTATION_ERROR_NO_PRESENTATION_FOUND,
    PRESENTATION_ERROR_UNKNOWN,
};

// Struct returned when an attempt to create a presentation session failed.
struct CONTENT_EXPORT PresentationError {
    PresentationError(PresentationErrorType error_type,
        const std::string& message);
    ~PresentationError();

    const PresentationErrorType error_type;
    const std::string message;
};

} // namespace content

#endif // CONTENT_PUBLIC_COMMON_PRESENTATION_SESSION_H_
